Ginger tells Gilligan she has a sister back home.
At 10:40, Skipper says, "The Gabor sisters struck out." He is alluding to Eva Gabor,star of the TV series Green Acres (1965) and her sister Zsa Zsa Gabor, who appeared in Erika Tiffany-Smith to the Rescue (1965). There was also a third sister named Magda Gabor, but she is the least well known to the public.
At 14:00, the Skipper says, "Really Gilligan, there's a lot of nice looking fellows in the world that are bald....There's Yul Brynner." He is alluding to Yul Brynner, whose most famous roles include the king in The King and I (1956) and also the gunslinger robot in Westworld (1973).